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Rotor Blade

Rotor Blade-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Method for repairing a generator rotor blade connection
General Electric Technology Gmbh
June 15, 2017 - N°20170167506

A method for repairing a blade connection of a generator rotor is disclosed. The generator rotor includes an internally threaded hole formed in the generator rotor and an externally threaded blade root. The method includes the steps of removing the blade from the generator rotor, removing material of a first section of the root extending from an end of the ...
Rotor assembly for use in a turbofan engine and method of assembling
General Electric Company
June 15, 2017 - N°20170167502

A rotor assembly for use in a turbofan engine is provided. The rotor assembly includes an annular spool including a first blade opening defined therein, a first rotor blade configured to be radially inserted through the first blade opening, and a fairing positioned on a radially outer side of the annular spool. The first rotor blade includes a blade portion ...
Gas turbine engine
General Electric Company
June 15, 2017 - N°20170167438

A gas turbine engine includes a fan and a core in flow communication with the fan. The core includes an aftmost turbine, and the aftmost turbine includes an aftmost stage of rotor blades. The gas turbine engine also includes a nacelle assembly having a translating and rotating thrust reverser system and enclosing the fan and at least a portion of ...
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Rotor Blade Patent Applications
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inventor
  • 317+ full patent PDF documents of Rotor Blade-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
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Gas turbine compressor
Mtu Aero Engines Ag
June 08, 2017 - N°20170159676

A compressor for a gas turbine, in particular of an aircraft engine, having a plurality of arrays (10-25) of flow-directing elements that are serially disposed in a through flow direction from a compressor inlet to a compressor outlet (1, 2); at least one upstream, mistuned array (20) of flow-directing elements and at least one downstream, mistuned array (22) of flow-directing elements each having at ...
Wind turbine rotor blade trailing edge segment
Wobben Properties Gmbh
June 08, 2017 - N°20170159642

A trailing-edge segment of a wind-turbine rotor blade for increasing a profile depth of the rotor blade of a wind turbine. The trailing-edge segment of a wind-turbine rotor blade comprises at least one inner blade segment, having an inner blade shell, at least one middle blade segment, having a middle blade shell. In this case, the at least one middle ...
Run-in coating for an outer air seal of a turbomachine
Mtu Aero Engines Ag
June 08, 2017 - N°20170159482

The invention relates to a run-in coating (10) for an outer air seal of a turbomachine, especially of an aero engine, comprising a substrate (12) of segmented form which carries a honeycomb structure (14) with an run-in surface (15) to face rotor blades of a rotor of the turbomachine, wherein a radial thickness of the honeycomb structure (14) varies in the circumferential direction. The invention ...
Rotor Blade Patent Pack
Download 317+ patent application PDFs
Rotor Blade Patent Applications
Download 317+ Rotor Blade-related PDFs
For professional research & prior art discovery
inventor
  • 317+ full patent PDF documents of Rotor Blade-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Stacking of rotor blades on centroids
Mtu Aero Engines Ag
June 08, 2017 - N°20170159461

A rotor blade for a gas turbine, in particular an aircraft gas turbine, having a blade root element and a stream deflection portion adjoining the blade root element (12) in the longitudinal direction of the blade (rr); respective centroids (24) of blade cross-sectional areas of the stream deflection portion residing on a common stacking axis (26). It is provided that, starting from a ...
Method for inspecting a rotor blade unit
Mtu Aero Engines Ag
June 08, 2017 - N°20170159458

A method for inspecting a rotor blade unit of a gas turbine, the rotor blade unit including a radially outwardly disposed outer shroud connected by a material-to-material bond to a radially inwardly adjoining rotor blade, the rotor blade having an airfoil including a pressure side and a suction side, as well as an axial leading edge and an axial trailing ...
System for reducing vibrations or stresses in a rotor blade system
Zf Friedrichshafen Ag
June 08, 2017 - N°20170158317

In one aspect, the present disclosure provides a system for reducing vibrations or stresses in a rotor blade system. The system may include at least three rotor blades configured to be rotated about a main rotor axis, where each of the three rotor blades may be adjusted by at least one electrically-adjustable control rod of a plurality of control rods. ...
Portable power generating solar cell wind turbine
Design, Research And Analysis Corporation
June 01, 2017 - N°20170152837

Electrical power may be generated from wind and/or solar inputs. A plurality of rotor blades may extend radially from a rotor hub. The rotor blades may rotate about the rotor hub under the influence of an incident wind to produce an electrical current from a generator retained within a nacelle. Photovoltaic films may cover at least a portion of ...
Wind-turbine rotor blade, trailing edge for wind-turbine rotor blade tip, method for producing a wind-turbine ...
Wobben Properties Gmbh
June 01, 2017 - N°20170152834

A trailing edge for a rotor blade tip of an aerodynamic rotor of a wind turbine. The trailing edge comprises a trailing edge delimiting line, which replicates the contour of the trailing edge, and multiple serrations to improve flow behavior at the trailing edge. The serrations are provided at the trailing edge in dependence on the trailing edge delimiting line, ...
Helicopter
Wobben Properties Gmbh
June 01, 2017 - N°20170152034

A helicopter has a helicopter body with a longitudinal axis and a rotor head which is driven via the rotor drive axis. The helicopter further has at least two rotor blades held via one rotor blade shaft each. In order to permit higher speeds, a rotor bearing axis of the rotor blade shafts is adjustable perpendicular to a direction of ...
Rotor assembly for use in a turbofan engine and method of assembling
Wobben Properties Gmbh
May 25, 2017 - N°20170146020

A rotor assembly for use in a turbofan engine is provided. The rotor assembly includes an annular spool including a blade opening defined therein, and a rotor blade radially insertable through the blade opening. The rotor blade includes a rotor blade radially insertable through the blade opening. The rotor blade includes a root portion having a dovetail shape, and the ...
Rotor Blade Patent Pack
Download 317+ patent application PDFs
Rotor Blade Patent Applications
Download 317+ Rotor Blade-related PDFs
For professional research & prior art discovery
inventor
  • 317+ full patent PDF documents of Rotor Blade-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Turbine blade with airfoil tip vortex control
Wobben Properties Gmbh
May 25, 2017 - N°20170145828

A rotor blade for a gas turbine engine is provided. The rotor blade having: an attachment; an airfoil extending from the attachment to a tip; and a tip shelf located in a surface of the tip proximate to a pressure side of the airfoil, wherein the tip shelf has a ledge portion extending from the pressure side to a wall ...
Turbine blade with airfoil tip vortex control
Wobben Properties Gmbh
May 25, 2017 - N°20170145827

A rotor blade for a gas turbine engine is provided. The rotor blade having: an attachment; an airfoil extending from the attachment to a tip; and a squealer pocket located in a surface of the tip, wherein the squealer pocket is at least partially surrounded by a first surface of a wall located between the squealer pocket and a pressure ...
Tiltrotor aircraft having rotary and non rotary flight modes
Wobben Properties Gmbh
May 25, 2017 - N°20170144746

A mechanism for transitioning a tiltrotor aircraft between rotary and non rotary flight modes. The mechanism includes a gimbal lock positioned about a mast that is operable to selectively enable and disable a gimballing degree of freedom of a rotor assembly relative to the mast. A blade stop assembly, positioned about the mast, includes a plurality of arms having a ...
Flow meter
Cameron International Corporation
May 18, 2017 - N°20170138772

A paddle wheel flow meter designed for measuring the flow rate of a viscous or debris-laden fluid with fewer parts, higher durability and simplicity of servicing. The flow meter includes a housing including a flow bore and an insert body with an integral rotor shaft. The insert body is removably insertable into the housing. A rotor includes rotor blades and ...
Compressor
Rolls-royce Plc
May 18, 2017 - N°20170138364

A multistage compressor for a gas turbine engine, the compressor comprising a plurality of compressor stages, each compressor stage comprising in axial flow series a row of rotor blades and a row of stator vanes. A radially inner end of the rotor blades are connected to a hub. A casing circumscribes the rotor blades and the stator vanes. The rotor ...
Wind turbine rotor blade with a rotor blade connection and method for producing same
Wobben Properties Gmbh
May 18, 2017 - N°20170138342

A wind turbine rotor blade with a rotor blade tip, a rotor blade root, and a rotor blade connection in the region of the rotor blade root with a rotationally symmetrical flange coupling is provided which has a first and a second end. The first end of the flange coupling has multiple bores for receiving fastening means for fastening to ...
Rotor blade with noise reduction means
Siemens Aktiengesellschaft
May 18, 2017 - N°20170138340

A rotor blade for a wind turbine is provided. The rotor blade includes a pressure side, a suction side, a leading edge section with a leading edge, and a trailing edge section with a trailing edge. An airflow flows along the surface of the rotor blade from the leading edge section to the trailing edge section and builds up a ...
Rotor blade with tip shroud cooling passages and method of making same
General Electric Company
May 18, 2017 - N°20170138203

A rotor blade includes an airfoil portion that extends in a radial direction from a root end to a tip end. A plurality of internal airfoil cooling passages is defined in the airfoil portion. The rotor blade also includes a tip shroud. The tip shroud includes a shroud plate coupled to the tip end. A plurality of tip shroud cooling ...
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